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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 271 (Lighting System - DTC B0655 To DTC B3890) >> Diagnostic Information and Procedures >> DTC B0655: Brake Lamp Switch Circuit Not Plausible >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

The trailer lighting control module receives a serial data message from the BCM that the brakes have been applied, but the trailer lighting control module does not detect voltage on the center high mounted stop lamp control circuit.